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Industrial Grade Polyisobutylene

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Industrial grade polyisobutylene has excellent weather resistance, air tightness, adhesion, rubber plastic modification and electrical insulation properties. It can be widely used in industrial adhesives such as sealants and hot melt adhesives, and can also be used as waterproof materials, insulating materials and oil additives.

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Product Details

ITEM	SDG-8350	SDG-8450	SDG-8550	SDG-8650	SDG-8750	SDG-8850	SDG-8950	SDG-1050
Specification
Staudinger Index Jo* [ cm³ / g ]	24.5-26.5	28.5-30.3	32.2-34.1	35.9-37.9	40.0-41.9	43.7-45.6	47.8-50.3	52.9-55.5
Typical characteristics
Average molecular weight Mv (viscosity average)	35000+/-2500	45000+/-2500	55000+/-2500	65000+/-2500	75000+/-2500	85000+/-2500	95000+/-2500	105000+/-2500
Penetration 1/10mm ≤	200	170	150	130	120	110	100	90
Average molecular weight distribution Mw / Mn ≤	3.0
Volatiles,105°C, 2h, [ wt%] ≤	0.3
Appearance	transparent to slightly turbid
Color	colorless to slightly yellow
Packaging	20 kg box, 45.4 kg drum
Shelf life**	box: 2 years from date of production drum: 3 years from date of production

* The Staudinger Index Jo represents the viscosity of SDG^® solutions in Isooctane at 20 °C
** Stored in cool dry warehouse and kept away from sunlight